Home / 1,268,509.19-1,902,505.59-469,600.83

Finding the Fourth Proportional to 1,268,509.19, 1,902,505.59 and 469,600.83

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Solution

The fourth proportional to 1,268,509.19, 1,902,505.59 and 469,600.83 is: 704,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,509.19 : 1,902,505.59 = 469,600.83 : x
  2. Step 2: Convert to fraction form
    1,268,509.19/1,902,505.59 = 469,600.83/x
  3. Step 3: Cross multiply
    1,268,509.19x = 1,902,505.59 × 469,600.83
  4. Step 4: Simplify right side
    1,268,509.19x = 893,418,204,143.64
  5. Step 5: Solve for x
    x = 893,418,204,143.64/1,268,509.19
  6. Step 6: Final answer
    x = 704,305.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.